Tom Swift and His Undersea Search.
first edition
1920 (but circa 1930.
by Appleton, Victor.
Grosset & Dunlap, 1920 (but circa 1930. Front hinge loose at title page, light wear to spine tips, very good. Tan cloth in first binding syle with four panel front board and man with stripped suit on spine panel. (Inventory #: Embry 193867)